20207759

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{563}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 23877504

約数和(自身を除く): 3669745

約数列:

[1, 11, 13, 143, 251, 563, 2761, 3263, 6193, 7319, 35893, 80509, 141313, 1554443, 1837069, 20207759]

約数ペア:

[(1, 20207759), (11, 1837069), (13, 1554443), (143, 141313), (251, 80509), (563, 35893), (2761, 7319), (3263, 6193)]